@article{MAN_1964__157_161230,
     author = {H. HOLMANN},
     title = {Seifertsche {Faserr\"aume.}},
     journal = {Mathematische Annalen},
     pages = {138--166},
     year = {1964},
     volume = {157},
     url = {http://geodesic.mathdoc.fr/item/MAN_1964__157_161230/}
}